* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    display: flex;
    align-items: stretch;
    justify-content: space-between;
    min-height: 100vh;
}

.导航栏 {
    background-color: antiquewhite;
    width: 180px;
    padding: 24px 4px;
}

.导航栏 h1 {
    text-align: center;
    padding: 8px;
    margin-bottom: 16px;
    border-bottom: 4px double #000;
}

.导航栏 ol {
    width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: stretch;
    align-items: flex-start;
}

.导航栏 ol li {
    list-style: none;
    width: 100%;
    margin-bottom: 8px;
    height: 32px;
    line-height: 32px;
}

.导航栏 ol li a {
    display: inline-block;
    text-align: center;
    width: 100%;
    text-decoration: none;
    color: #000;
}

.导航栏 ol li:hover {
    background-color: rgba(255, 255, 255, .7);
}

.功能区 {
    background-image: linear-gradient(125deg, #cf1d76, #94885F);
    width: calc(100% - 180px);
    display: flex;
    align-items: center;
    justify-content: center;
}